When did momondo last update prices for flights from Ireland to Belfast?

Prices for flights from Ireland to Belfast are refreshed on a daily basis.

How many operators does momondo search for flights from Ireland to Belfast?

As of November 2025, there is 1 operator available to choose from for flights from Ireland to Belfast.

How old do you have to be to fly from Ireland to Belfast?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Belfast.

What documentation or ID do you need to fly to Belfast?

The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€48 Cheap Flights from Ireland to Belfast in 2025/26

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Find the cheapest flights from Ireland to Belfast

Round-trip

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Recent return flight deals from Ireland to Belfast

Enter your travel dates to find the best prices.

06:45 - 10:20DUB-BFS

3h 35m1 stop

07:55 - 13:25BFS-DUB

5h 30m1 stop

€90Multiple Airlines

Find Deal

Wed, 7 Jan - Wed, 14 Jan

05:45 - 18:55DUB-BFS

13h 10m1 stop

19:20 - 22:30BFS-DUB

3h 10m1 stop

€91Multiple Airlines

Find Deal

Mon, 5 Jan - Mon, 12 Jan

22:15 - 07:35ORK-BFS

9h 20m1 stop

22:20 - 07:20BFS-ORK

9h 00m1 stop

€96Multiple Airlines

Find Deal

Mon, 5 Jan - Mon, 12 Jan

22:25 - 08:55ORK-BFS

10h 30m1 stop

10:30 - 19:00BFS-ORK

8h 30m1 stop

€97Multiple Airlines

Find Deal

Mon, 5 Jan - Mon, 12 Jan

05:45 - 19:20DUB-BFS

13h 35m1 stop

08:50 - 19:35BFS-DUB

10h 45m1 stop

€97Multiple Airlines

Find Deal

Thu, 15 Jan - Thu, 22 Jan

05:45 - 16:45SNN-BFS

11h 00m1 stop

06:00 - 13:55BFS-SNN

7h 55m1 stop

€98Multiple Airlines

Find Deal

Thu, 15 Jan - Wed, 21 Jan

22:15 - 07:35ORK-BFS

9h 20m1 stop

10:30 - 19:00BFS-ORK

8h 30m1 stop

€98Multiple Airlines

Find Deal

Mon, 5 Jan - Mon, 12 Jan

20:00 - 09:20DUB-BFS

13h 20m1 stop

06:00 - 20:05BFS-DUB

14h 05m1 stop

€98Multiple Airlines

Find Deal

Wed, 7 Jan - Wed, 14 Jan

11:45 - 19:55DUB-BFS

8h 10m1 stop

08:05 - 14:00BFS-DUB

5h 55m1 stop

€101Multiple Airlines

Find Deal

Tue, 6 Jan - Tue, 13 Jan

10:50 - 18:55SNN-BFS

8h 05m1 stop

19:20 - 22:50BFS-SNN

3h 30m1 stop

€103Multiple Airlines

Find Deal

Mon, 5 Jan - Mon, 12 Jan

Aer Lingus flights from Ireland to Belfast

Our best Aer Lingus deals on Ireland to Belfast flight tickets

Aer Lingus

21 Dec

DUB06:40Dublin

13h 15m

1 stop

BHD19:55Belfast City

28 Dec

BHD06:55Belfast City

7h 55m

1 stop

DUB14:50Dublin

€162

Find similar

Aer Lingus

20 Dec

DUB06:40Dublin

14h 15m

1 stop

BHD20:55Belfast City

27 Dec

BHD07:15Belfast City

6h 00m

1 stop

DUB13:15Dublin

€182

Find similar

Aer Lingus

19 Dec

DUB07:30Dublin

6h 35m

1 stop

BHD14:05Belfast City

22 Dec

BHD12:00Belfast City

5h 40m

1 stop

DUB17:40Dublin

€187

Find similar

KLM flights from Ireland to Belfast

Our best KLM deals on Ireland to Belfast flight tickets

KLM

15 Jan

DUB05:55Dublin

10h 55m

1 stop

BHD16:50Belfast City

22 Jan

BHD17:20Belfast City

4h 50m

1 stop

DUB22:10Dublin

€199

Find similar

KLM

15 Jan

ORK06:00Cork

10h 50m

1 stop

BHD16:50Belfast City

22 Jan

BHD17:20Belfast City

21h 25m

2 stops

ORK14:45Cork

€298

Find similar

KLM

17 Jan

ORK15:40Cork

25h 10m

2 stops

BHD16:50Belfast City

24 Jan

BHD17:20Belfast City

21h 40m

2 stops

ORK15:00Cork

€353

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 7/1

06:45-10:20

1 stop3h 35m

Belfast Intl

Wed 14/1

07:55-13:25

1 stop5h 30m

€90

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Mon 5/1

05:45-18:55

1 stop13h 10m

Belfast Intl

Mon 12/1

19:20-22:30

1 stop3h 10m

€91

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 5/1

22:15-07:35

1 stop9h 20m

Belfast Intl

Mon 12/1

22:20-07:20

1 stop9h 00m

€96

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 5/1

22:25-08:55

1 stop10h 30m

Belfast Intl

Mon 12/1

10:30-19:00

1 stop8h 30m

€97

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Thu 15/1

05:45-19:20

1 stop13h 35m

Belfast Intl

Thu 22/1

08:50-19:35

1 stop10h 45m

€97

ShannonBelfast

SNN - BFS

SNNBFS

Shannon

Thu 15/1

05:45-16:45

1 stop11h 00m

Belfast Intl

Wed 21/1

06:00-13:55

1 stop7h 55m

€98

CorkBelfast

ORK - BFS

ORKBFS

Cork

Mon 5/1

22:15-07:35

1 stop9h 20m

Belfast Intl

Mon 12/1

10:30-19:00

1 stop8h 30m

€98

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Wed 7/1

20:00-09:20

1 stop13h 20m

Belfast Intl

Wed 14/1

06:00-20:05

1 stop14h 05m

€98

DublinBelfast

DUB - BFS

DUBBFS

Dublin

Tue 6/1

11:45-19:55

1 stop8h 10m

Belfast Intl

Tue 13/1

08:05-14:00

1 stop5h 55m

€101

ShannonBelfast

SNN - BFS

SNNBFS

Shannon

Mon 5/1

10:50-18:55

1 stop8h 05m

Belfast Intl

Mon 12/1

19:20-22:50

1 stop3h 30m

€103

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Belfast?

The average flight duration from Ireland to Belfast depends on which airport you fly into and out of. Flying from Dublin to Belfast Intl Airport is 4h 35m on average, while flying from Milltown (Kerry) to Belfast Intl Airport is 4h 40m on average. Belfast Intl Airport is the most popular airport in Belfast.

Cheap Ireland to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Belfast

Direct flights	None

There are no direct flights from Ireland to Belfast. There are no popular flight routes from Ireland to Belfast.

Search flight deals

When did momondo last update prices for flights from Ireland to Belfast?
Prices for flights from Ireland to Belfast are refreshed on a daily basis.
How many operators does momondo search for flights from Ireland to Belfast?
As of November 2025, there is 1 operator available to choose from for flights from Ireland to Belfast.
How old do you have to be to fly from Ireland to Belfast?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Belfast.
What documentation or ID do you need to fly to Belfast?
The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Ireland to Belfast

Compare and see reviews for airlines that fly from Ireland to Belfast with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom €263	Free Cancellation	Rating 6.7 7,535 reviews		Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Belfast . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ireland to Belfast with flexible booking policies on momondo?

Yes. All flights to Belfast from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Belfast?

Once all potential Ireland to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ireland to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.